Description

1,4-Dibromo-2,3-Butanediol is a versatile brominated diol intermediate of significant interest in organic synthesis. Its value lies in its ability to act as a bifunctional building block, introducing both bromine atoms and hydroxyl groups for further chemical transformations. This compound is primarily needed by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and specialty chemical industries for constructing complex molecular architectures.

Application

• Pharmaceutical Intermediate: Serves as a key precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly those requiring bromine-functionalized scaffolds.
• Agrochemical Synthesis: Used in the development of novel herbicides, fungicides, and insecticides where the bromine atoms enhance biological activity.
• Polymer Chemistry: Acts as a monomer or cross-linking agent for producing specialty polymers, such as flame-retardant polyesters or polyurethanes.
• Organic Synthesis Building Block: Employed in nucleophilic substitution reactions, etherifications, and esterifications to create more complex organic molecules.
• Ligand and Catalyst Preparation: Useful for synthesizing chiral ligands or metal-organic complexes used in asymmetric catalysis.
• Research & Development: A valuable tool in academic and industrial R&D for exploring new synthetic pathways and material properties.

Basic Information

Product Name	1,4-Dibromo-2,3-Butanediol
CAS No.	19396-65-7
Molecular Formula	C₄H₈Br₂O₂
Molecular Weight	247.91 g/mol
Synonyms	1,4-Dibromobutane-2,3-diol; 2,3-Dihydroxy-1,4-dibromobutane; erythro-1,4-Dibromo-2,3-butanediol; threo-1,4-Dibromo-2,3-butanediol; DL-1,4-Dibromo-2,3-butanediol; (±)-1,4-Dibromo-2,3-butanediol; Butanediol, 1,4-dibromo-2,3-; NSC 403697
EINECS	243-034-8

Quality Control

Our 1,4-Dibromo-2,3-Butanediol is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation, to ensure it meets precise specifications for research and industrial use. A comprehensive Certificate of Analysis (COA) detailing all test results is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). Due to its hygroscopic nature, the container must be kept tightly sealed to prevent moisture absorption, which can affect product stability and performance.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Specified range
Loss on Drying	≤ 1.0%
Heavy Metals	< 20 ppm

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.